A factory produces car tires. The number of miles each tire lasts before it completely wares...
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A factory produces car tires. The number of miles each tire lasts before it completely wares out follows a normal distribution with mean u = 50,000 miles and standard deviation a = 8,000 miles. What is the z-score for x = 48,000? O -0.5 -0.25 O 1 O 1 A factory produces car tires. The number of miles each tire lasts before it completely wares out follows a normal distribution with mean u = 50,000 miles and standard deviation a = 8,000 miles. What is the z-score for x = 48,000? O -0.5 -0.25 O 1 O 1
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Introductory Statistics Exploring the World Through Data
ISBN: 978-0321978271
2nd edition
Authors: Robert Gould, Colleen Ryan
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